Originally Posted by netqer
My phone model is GT-i9000
are the AT command operations in modem.bin?
or in Android Driver Layer?
how can i hack or deassemble modem.bin?
can i get the modem.bin's source from cyanogenmod???
It's the firmware load for the baseband radio.
Source is not available for this anywhere, neither are the signing keys. I'm fairly certain it's the one component of the device that effectively has a locked bootloader - modify it and it won't load.